added --allow-unverified and --allow-external for cx-Oracle
Merge branch 'develop' of github.com:Harvard-University-iCommons/icommons_lti_tools into develop

# By Parker, Eric P
# Via Parker, Eric P
* 'develop' of github.com:Harvard-University-iCommons/icommons_lti_tools:
  converted assignment to use get
  converted some assignments to use get instead of a direct assignment
  updated read me, commented out default database in base.py, added project_dir var in production.py for sqllite db file creation